[okular] [Bug 414593] New: Huge memory usage with some PDFs

[Andrius]

https://bugs.kde.org/show_bug.cgi?id=414593

            Bug ID: 414593
           Summary: Huge memory usage with some PDFs
           Product: okular
           Version: 1.8.3
          Platform: Manjaro
                OS: Linux
            Status: REPORTED
          Severity: normal
          Priority: NOR
         Component: PDF backend
          Assignee: okular-devel at kde.org
          Reporter: andrius.puksta at gmail.com
  Target Milestone: ---

SUMMARY
Memory usage is huge with certain (probably only large) PDFs. When the document
is opened, OKular starts consuming ~8 gigabytes of memory. Note: I set the
memory usage to "Greedy" in Okular
Link to file (too large to be uploaded here):
https://1drv.ms/b/s!AtVUP40CJsppo10TsD3sbtVPqzr9?e=gwFPxT

STEPS TO REPRODUCE
1. Open the attached PDF file with Okular

OBSERVED RESULT
Huge memory usage

SOFTWARE/OS VERSIONS:
Linux/KDE Plasma: Manjaro KDE
KDE Plasma Version: 5.17.3
KDE Frameworks Version: 5.64.0
Qt Version: 5.13.2

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